From 0318f3e53eed88f0feea6e7a4fd8a8d9becc9774 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Fonseca?= <jfonseca@vmware.com>
Date: Sun, 9 Aug 2009 17:22:01 +0100
Subject: llvmpipe: Split the texture cache from the color/depth/stencil cache.

---
 src/gallium/drivers/llvmpipe/lp_tile_cache.c | 127 ---------------------------
 1 file changed, 127 deletions(-)

(limited to 'src/gallium/drivers/llvmpipe/lp_tile_cache.c')

diff --git a/src/gallium/drivers/llvmpipe/lp_tile_cache.c b/src/gallium/drivers/llvmpipe/lp_tile_cache.c
index 96bfe73..01ba843 100644
--- a/src/gallium/drivers/llvmpipe/lp_tile_cache.c
+++ b/src/gallium/drivers/llvmpipe/lp_tile_cache.c
@@ -200,60 +200,6 @@ lp_tile_cache_unmap_transfers(struct llvmpipe_tile_cache *tc)
    }
 }
 
-void
-lp_tile_cache_validate_texture(struct llvmpipe_tile_cache *tc)
-{
-   if (tc->texture) {
-      struct llvmpipe_texture *lpt = llvmpipe_texture(tc->texture);
-      if (lpt->timestamp != tc->timestamp) {
-         /* texture was modified, invalidate all cached tiles */
-         uint i;
-         _debug_printf("INV %d %d\n", tc->timestamp, lpt->timestamp);
-         for (i = 0; i < NUM_ENTRIES; i++) {
-            tc->entries[i].addr.bits.invalid = 1;
-         }
-
-         tc->timestamp = lpt->timestamp;
-      }
-   }
-}
-
-/**
- * Specify the texture to cache.
- */
-void
-lp_tile_cache_set_texture(struct llvmpipe_tile_cache *tc,
-                          struct pipe_texture *texture)
-{
-   uint i;
-
-   assert(!tc->transfer);
-
-   if (tc->texture != texture) {
-      pipe_texture_reference(&tc->texture, texture);
-
-      if (tc->tex_trans) {
-         struct pipe_screen *screen = tc->tex_trans->texture->screen;
-         
-         if (tc->tex_trans_map) {
-            screen->transfer_unmap(screen, tc->tex_trans);
-            tc->tex_trans_map = NULL;
-         }
-
-         screen->tex_transfer_destroy(tc->tex_trans);
-         tc->tex_trans = NULL;
-      }
-
-      /* mark as entries as invalid/empty */
-      /* XXX we should try to avoid this when the teximage hasn't changed */
-      for (i = 0; i < NUM_ENTRIES; i++) {
-         tc->entries[i].addr.bits.invalid = 1;
-      }
-
-      tc->tex_face = -1; /* any invalid value here */
-   }
-}
-
 
 /**
  * Set pixels in a tile to the given clear color/value, float.
@@ -507,79 +453,6 @@ tex_cache_pos( union tile_address addr )
    return entry % NUM_ENTRIES;
 }
 
-/**
- * Similar to lp_get_cached_tile() but for textures.
- * Tiles are read-only and indexed with more params.
- */
-const struct llvmpipe_cached_tile *
-lp_find_cached_tile_tex(struct llvmpipe_tile_cache *tc, 
-                        union tile_address addr )
-{
-   struct pipe_screen *screen = tc->screen;
-   struct llvmpipe_cached_tile *tile;
-   
-   tile = tc->entries + tex_cache_pos( addr );
-
-   if (addr.value != tile->addr.value) {
-
-      /* cache miss.  Most misses are because we've invaldiated the
-       * texture cache previously -- most commonly on binding a new
-       * texture.  Currently we effectively flush the cache on texture
-       * bind.
-       */
-#if 0
-      _debug_printf("miss at %u:  x=%d y=%d z=%d face=%d level=%d\n"
-                    "   tile %u:  x=%d y=%d z=%d face=%d level=%d\n",
-                    pos, x/TILE_SIZE, y/TILE_SIZE, z, face, level,
-                    pos, tile->addr.bits.x, tile->addr.bits.y, tile->z, tile->face, tile->level);
-#endif
-
-      /* check if we need to get a new transfer */
-      if (!tc->tex_trans ||
-          tc->tex_face != addr.bits.face ||
-          tc->tex_level != addr.bits.level ||
-          tc->tex_z != addr.bits.z) {
-         /* get new transfer (view into texture) */
-
-         if (tc->tex_trans) {
-            if (tc->tex_trans_map) {
-               tc->screen->transfer_unmap(tc->screen, tc->tex_trans);
-               tc->tex_trans_map = NULL;
-            }
-
-            screen->tex_transfer_destroy(tc->tex_trans);
-            tc->tex_trans = NULL;
-         }
-
-         tc->tex_trans = 
-            screen->get_tex_transfer(screen, tc->texture, 
-                                     addr.bits.face, 
-                                     addr.bits.level, 
-                                     addr.bits.z, 
-                                     PIPE_TRANSFER_READ, 0, 0,
-                                     tc->texture->width[addr.bits.level],
-                                     tc->texture->height[addr.bits.level]);
-
-         tc->tex_trans_map = screen->transfer_map(screen, tc->tex_trans);
-
-         tc->tex_face = addr.bits.face;
-         tc->tex_level = addr.bits.level;
-         tc->tex_z = addr.bits.z;
-      }
-
-      /* get tile from the transfer (view into texture) */
-      pipe_get_tile_rgba(tc->tex_trans,
-                         addr.bits.x * TILE_SIZE, 
-                         addr.bits.y * TILE_SIZE,
-                         TILE_SIZE, TILE_SIZE,
-                         (float *) tile->data.color);
-      tile->addr = addr;
-   }
-
-   tc->last_tile = tile;
-   return tile;
-}
-
 
 /**
  * When a whole surface is being cleared to a value we can avoid
-- 
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